arch/s390/crypto/Kconfig

# SPDX-License-Identifier: GPL-2.0

menu "Accelerated Cryptographic Algorithms for CPU (s390)"

config CRYPTO_CRC32_S390
	tristate "CRC-32 algorithms"
	depends on S390
	select CRYPTO_HASH
	select CRC32
	help
	  Select this option if you want to use hardware accelerated
	  implementations of CRC algorithms.  With this option, you
	  can optimize the computation of CRC-32 (IEEE 802.3 Ethernet)
	  and CRC-32C (Castagnoli).

	  It is available with IBM z13 or later.

config CRYPTO_SHA512_S390
	tristate "SHA384 and SHA512 digest algorithm"
	depends on S390
	select CRYPTO_HASH
	help
	  This is the s390 hardware accelerated implementation of the
	  SHA512 secure hash standard.

	  It is available as of z10.

config CRYPTO_SHA1_S390
	tristate "SHA1 digest algorithm"
	depends on S390
	select CRYPTO_HASH
	help
	  This is the s390 hardware accelerated implementation of the
	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).

	  It is available as of z990.

config CRYPTO_SHA256_S390
	tristate "SHA256 digest algorithm"
	depends on S390
	select CRYPTO_HASH
	help
	  This is the s390 hardware accelerated implementation of the
	  SHA256 secure hash standard (DFIPS 180-2).

	  It is available as of z9.

config CRYPTO_SHA3_256_S390
	tristate "SHA3_224 and SHA3_256 digest algorithm"
	depends on S390
	select CRYPTO_HASH
	help
	  This is the s390 hardware accelerated implementation of the
	  SHA3_256 secure hash standard.

	  It is available as of z14.

config CRYPTO_SHA3_512_S390
	tristate "SHA3_384 and SHA3_512 digest algorithm"
	depends on S390
	select CRYPTO_HASH
	help
	  This is the s390 hardware accelerated implementation of the
	  SHA3_512 secure hash standard.

	  It is available as of z14.

config CRYPTO_GHASH_S390
	tristate "GHASH hash function"
	depends on S390
	select CRYPTO_HASH
	help
	  This is the s390 hardware accelerated implementation of GHASH,
	  the hash function used in GCM (Galois/Counter mode).

	  It is available as of z196.

config CRYPTO_AES_S390
	tristate "AES cipher algorithms"
	depends on S390
	select CRYPTO_ALGAPI
	select CRYPTO_SKCIPHER
	help
	  This is the s390 hardware accelerated implementation of the
	  AES cipher algorithms (FIPS-197).

	  As of z9 the ECB and CBC modes are hardware accelerated
	  for 128 bit keys.
	  As of z10 the ECB and CBC modes are hardware accelerated
	  for all AES key sizes.
	  As of z196 the CTR mode is hardware accelerated for all AES
	  key sizes and XTS mode is hardware accelerated for 256 and
	  512 bit keys.

config CRYPTO_DES_S390
	tristate "DES and Triple DES cipher algorithms"
	depends on S390
	select CRYPTO_ALGAPI
	select CRYPTO_SKCIPHER
	select CRYPTO_LIB_DES
	help
	  This is the s390 hardware accelerated implementation of the
	  DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).

	  As of z990 the ECB and CBC mode are hardware accelerated.
	  As of z196 the CTR mode is hardware accelerated.

config CRYPTO_CHACHA_S390
	tristate "ChaCha20 stream cipher"
	depends on S390
	select CRYPTO_SKCIPHER
	select CRYPTO_LIB_CHACHA_GENERIC
	select CRYPTO_ARCH_HAVE_LIB_CHACHA
	help
	  This is the s390 SIMD implementation of the ChaCha20 stream
	  cipher (RFC 7539).

	  It is available as of z13.

endmenu